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Drainage Kits
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  • Drainage Kits
    • Popular Manufacturers
      • TDS
      • NDS
      • POLYCAST®
      • ULMA
      • Zurn
      • All Manufacturers
    • Popular Drainage Systems
      • Dura Slope
      • Mini Channel
      • Polycast 600/700
      • Slim Channel
      • SS600
      • ULMA U100K(X)
      • All Drainage Systems
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      • Pour in Place (Concrete)
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      • Dura Slope
      • FP1200
      • Mini Channel
      • Polycast 600/700
      • Slim Channel
      • SS600
      • ULMA U100K(X)
      • All Drainage Systems
    • Grate Material
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  • U100KX-BA-PED-0520

    ULMA U100KX Drain Channel kit w/Bronze Age™ PEDREDA Grate-RAW

    Sale

    ULMA U100KX Drain Channel kit w/Bronze Age™ PEDREDA Grate-RAW

    Regular price From $206.23 USD
    Regular price $240.15 USD Sale price From $206.23 USD
    Unit price /  per 
    Sale
  • NDS Dura Slope Inline Catch Basin with DS-228 Grate

    NDS® Dura Slope In-Line Catch Basin with DS-228 Perforated Galvanized Steel - ADA Compliant

    NDS® Dura Slope In-Line Catch Basin with DS-228 Perforated Galvanized Steel - ADA Compliant

    Regular price From $647.14 USD
    Regular price Sale price From $647.14 USD
    Unit price /  per 
  • NDS-lowProfile-12-catch-basin-wave Raw-TDSdrains

    NDS 1224CI Class B ADA Compliant Wave Cast Iron 12" x 12" Grate - RAW

    NDS 1224CI Class B ADA Compliant Wave Cast Iron 12" x 12" Grate - RAW

    Regular price $273.59 USD
    Regular price Sale price $273.59 USD
    Unit price /  per 
  • NDS 991 Green HDPE 9" Atrium Grate

    NDS 991 Atrium HDPE 9" X 9" Grate - GREEN

    NDS 991 Atrium HDPE 9" X 9" Grate - GREEN

    Regular price $60.63 USD
    Regular price Sale price $60.63 USD
    Unit price /  per 
  • New Image Coming Soon

    ULMA D100 Drain Channel w/497 Black Mesh Plastic Grate - Class B

    Sale

    ULMA D100 Drain Channel w/497 Black Mesh Plastic Grate - Class B

    Regular price From $300.12 USD
    Regular price $324.68 USD Sale price From $300.12 USD
    Unit price /  per 
    Sale
  • IA-Minnione-boof-3x12-TDSdrains

    Iron Age IA-MIN-0312-BF Class B Minnione Cast Iron 3" x 12" Grate - BoOF

    Sale

    Iron Age IA-MIN-0312-BF Class B Minnione Cast Iron 3" x 12" Grate - BoOF

    Regular price $114.40 USD
    Regular price $114.40 USD Sale price $114.40 USD
    Unit price /  per 
    Sale
  • TDS-mini-channel-bronze-raindrop-brushedSatin

    Bronze Age BA-RAIN-0312-B Class A Rain Drop Bronze Brushed Finish 3" x 12" Grate

    Bronze Age BA-RAIN-0312-B Class A Rain Drop Bronze Brushed Finish 3" x 12" Grate

    Regular price $152.50 USD
    Regular price Sale price $152.50 USD
    Unit price /  per 
  • NDS999S Square slotted catch basin grate 9x9inch - Sand

    NDS 999S Class A ADA Compliant Slotted HDPE 9" x 9" Grate - SAND

    NDS 999S Class A ADA Compliant Slotted HDPE 9" x 9" Grate - SAND

    Regular price $44.54 USD
    Regular price Sale price $44.54 USD
    Unit price /  per 
  • POLY700-PE-641D

    POLYCAST® 700 Vinyl Ester Series Kit w/DG0641D Slotted Ductile Iron Grate & HDPE Frame

    POLYCAST® 700 Vinyl Ester Series Kit w/DG0641D Slotted Ductile Iron Grate & HDPE Frame

    Regular price From $617.38 USD
    Regular price Sale price From $617.38 USD
    Unit price /  per 
  • New Image Coming Soon

    ULMA D100 Drain Channel w/465 Slotted Ductile Iron Grate - Class B

    Sale

    ULMA D100 Drain Channel w/465 Slotted Ductile Iron Grate - Class B

    Regular price From $288.64 USD
    Regular price $309.92 USD Sale price From $288.64 USD
    Unit price /  per 
    Sale
  • P6-SBG ZURN_Class E Stainless Steel Slotted Grate

    ZURN P6-SBG Class E Bar Stainless Steel 6" x 20" Grate

    ZURN P6-SBG Class E Bar Stainless Steel 6" x 20" Grate

    Regular price $747.20 USD
    Regular price Sale price $747.20 USD
    Unit price /  per 
  • POLYCAST 600 with DG0670

    POLYCAST® 600 Vinyl Ester Series Kit with DG0670 Slotted HDPE Grate

    POLYCAST® 600 Vinyl Ester Series Kit with DG0670 Slotted HDPE Grate

    Regular price From $307.48 USD
    Regular price Sale price From $307.48 USD
    Unit price /  per 
  • nds817-sand-grate Pro Series 5

    NDS 817 Class B ADA Compliant Light Traffic HDPE 5" x 20" Grate - SAND

    NDS 817 Class B ADA Compliant Light Traffic HDPE 5" x 20" Grate - SAND

    Regular price $39.03 USD
    Regular price Sale price $39.03 USD
    Unit price /  per 
  • POLY700-PE-647R

    POLYCAST® 700 Series Kit w/DG0647R Reinforced Slotted Stainless Grate & HDPE Frame

    POLYCAST® 700 Series Kit w/DG0647R Reinforced Slotted Stainless Grate & HDPE Frame

    Regular price From $564.21 USD
    Regular price Sale price From $564.21 USD
    Unit price /  per 
  • NDS Dura Slope Inline Catch Basin with DS-670 Grate

    NDS® Dura Slope In-Line Catch Basin with DS-670 HDPE Perforated Grate Light Gray

    NDS® Dura Slope In-Line Catch Basin with DS-670 HDPE Perforated Grate Light Gray

    Regular price From $611.93 USD
    Regular price Sale price From $611.93 USD
    Unit price /  per 
  • NDS710 pro-series 3-kit including channel, grates

    NDS 764 Pro Series 3 Drain Kit

    NDS 764 Pro Series 3 Drain Kit

    Regular price $68.62 USD
    Regular price Sale price $68.62 USD
    Unit price /  per 
  • Bronze Age Grates - Tardis - Aluminum

    Bronze Age BA-TAR-0312-A Class A Tardis Aluminum 3" x 12" Grate

    Bronze Age BA-TAR-0312-A Class A Tardis Aluminum 3" x 12" Grate

    Regular price $91.00 USD
    Regular price Sale price $91.00 USD
    Unit price /  per 
  • TDS™ 3" Gray MAX Mini w/ Natural Bronze Slot Grate & Satin Bronze Edge

    TDS™ 3" Gray MAX Mini w/ Natural Bronze Slot Grate & Satin Bronze Edge

    TDS™ 3" Gray MAX Mini w/ Natural Bronze Slot Grate & Satin Bronze Edge

    Regular price From $1,025.11 USD
    Regular price Sale price From $1,025.11 USD
    Unit price /  per 
  • ULMA drain channel with stainless steel edge and Iron Age River Rock grate

    ULMA U100KX Drain Channel w/ Iron Age River Rock Grate-RAW

    Sale

    ULMA U100KX Drain Channel w/ Iron Age River Rock Grate-RAW

    Regular price From $289.62 USD
    Regular price $322.52 USD Sale price From $289.62 USD
    Unit price /  per 
    Sale
  • IA-Interlaken-boof-3x11-TDSdrains

    Iron Age IA-INTER-0311-BF Class B Interlaken Cast Iron 3" x 11" Grate - BoOF

    Iron Age IA-INTER-0311-BF Class B Interlaken Cast Iron 3" x 11" Grate - BoOF

    Regular price $114.40 USD
    Regular price Sale price $114.40 USD
    Unit price /  per 
  • TDS 3" Bronze Natural Mini Channel Grate

    Bronze Age BA-RAIN-0312 Class A Rain Drop Bronze Natural Finish 3" x 12" Grate

    Bronze Age BA-RAIN-0312 Class A Rain Drop Bronze Natural Finish 3" x 12" Grate

    Regular price $136.00 USD
    Regular price Sale price $136.00 USD
    Unit price /  per 
  • ULMA drain channel with stainless steel edge and Iron Age Argo grate

    ULMA U100KX Drain Channel w/ Iron Age Argo Grate - RAW

    Sale

    ULMA U100KX Drain Channel w/ Iron Age Argo Grate - RAW

    Regular price From $293.19 USD
    Regular price $327.11 USD Sale price From $293.19 USD
    Unit price /  per 
    Sale
  • NDS-1511 Round Slotted Grate 15 Inch

    NDS-1511 Round Slotted Grate 15 Inch

    NDS-1511 Round Slotted Grate 15 Inch

    Regular price $184.86 USD
    Regular price Sale price $184.86 USD
    Unit price /  per 
  • POLY500-XX-630 POLYCAST 500 Cathedral Stainless Steel

    POLYCAST 500 Kit w/ DG0630 Stainless Steel Cathedral Grate | Class A

    POLYCAST 500 Kit w/ DG0630 Stainless Steel Cathedral Grate | Class A

    Regular price From $397.01 USD
    Regular price Sale price From $397.01 USD
    Unit price /  per 
  • GF-21224

    GF 21224 Heavy-Duty Gray Iron Slotted 12" x 24" x 2" Grate | General Foundry

    GF 21224 Heavy-Duty Gray Iron Slotted 12" x 24" x 2" Grate | General Foundry

    Regular price $211.20 USD
    Regular price Sale price $211.20 USD
    Unit price /  per 
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Resources

Shipping / Returns

Determining Your Grate Size

Load Class Chart

Installer Map

Drainage News

  • How Do You Clean Out a Trench Drain Without Damaging It?

    May 27, 2026
  • What is Load Class and Why Is It Important?

    Feb 23, 2024
  • Keeping Livestock Safe – Grate Ideas

    Feb 02, 2024
  • TDS Bronze Age™ Collection

    Oct 31, 2023

On Sale

  • ULMA 424 / GN100KCC, Class C, Slotted Reinforced Galvanized Steel 124mm x 1M Grate

    ULMA 424 / GN100KCC, Class C, Slotted Reinforced Galvanized Steel 124mm x 1M Grate

    $80.36 $62.50
  • ULMA 420 / GN100KCA, Class A, Slotted Galvanized Steel 122mm x 1M Grate

    ULMA 420 / GN100KCA, Class A, Slotted Galvanized Steel 122mm x 1M Grate

    $37.45 $26.22
  • LD100X-2 Locking Device for ULMA Grates

    LD100X-2 Locking Device for ULMA Grates

    $12.96 $10.08
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